mysqli_get_links_stats

(PHP 5 >= 5.6.0, PHP 7)

mysqli_get_links_stats — Return information about open and cached links

array mysqli_get_links_stats ( void )

mysqli_get_links_stats() returns information about open and cached MySQL links.

此函数没有参数。

mysqli_get_links_stats() returns an associative array with three elements, keyed as follows:

total: An integer indicating the total number of open links in any state.
active_plinks: An integer representing the number of active persistent connections.
cached_plinks: An integer representing the number of inactive persistent connections.